題組內容

3、計算過程

 (注意：配料總重量為四種配料重量之和)

C₁=60x3.0/100+40x0.6/100+1x99/100

=1.8+0.24+0.99

=3.03

Si₁=60x2.0/100+40x0.3/100+1x50/100

=1.2+0.12+0.5

=1.82

C₂=3.03(1+0.1)=3.333

Si₂=1.82(1-0.1)=1.638

C=3.333x100/102=3.268=____1___%

Si=1.638x100/102=1.606=___2____%

CE=3.268+1/3(1.606)=3.803=____3___%

3.